/*
 * Copyright (c) 2009 John Pritchard, WTKX Project Group
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package wtkx.ui;

import java.awt.geom.Path2D;

/**
 * {@link PathSet} as expression value used by {@link wtkx.Path}. 
 * 
 * @author jdp
 */
public final class PathExpr
    extends PathSet
    implements jbxml.Value
{

    private volatile String expr;

    private volatile Path2D.Float shape;


    public PathExpr(){
        super();
        this.expr = "";
    }
    public PathExpr(String expr){
        super();
        this.fromString(expr);
    }


    public Path2D.Float getShape(){
        return this.shape;
    }
    public void fromString(String expr){
        this.replace(expr);
        this.expr = expr;
        this.shape = this.toShape();
    }
    public String toString(){
        return this.expr;
    }

}
